Home / 18,123,869,138,479-25,015,592,941,763-11,804,209,934,073

Finding the Fourth Proportional to 18,123,869,138,479, 25,015,592,941,763 and 11,804,209,934,073

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Solution

The fourth proportional to 18,123,869,138,479, 25,015,592,941,763 and 11,804,209,934,073 is: 16,292,840,587,937.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,123,869,138,479 : 25,015,592,941,763 = 11,804,209,934,073 : x
  2. Step 2: Convert to fraction form
    18,123,869,138,479/25,015,592,941,763 = 11,804,209,934,073/x
  3. Step 3: Cross multiply
    18,123,869,138,479x = 25,015,592,941,763 × 11,804,209,934,073
  4. Step 4: Simplify right side
    18,123,869,138,479x = 295,289,310,709,885,210,367,885,312
  5. Step 5: Solve for x
    x = 295,289,310,709,885,210,367,885,312/18,123,869,138,479
  6. Step 6: Final answer
    x = 16,292,840,587,937.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.